-------a certain doubt among the students as to the necessity of the work.A.They had B.There existedC.It existed D.There had

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-------a certain doubt among the students as to the necessity of the work.A.They had B.There existedC.It existed D.There had
-------a certain doubt among the students as to the necessity of the work.
A.They had B.There existed
C.It existed D.There had

-------a certain doubt among the students as to the necessity of the work.A.They had B.There existedC.It existed D.There had
题干翻译为：同学们对这项工作的必要性有一定程度的怀疑.
题目考察there be 句型,注意固定搭配,不要和have重叠使用.
there be 句型亦可用there exist表达.选B

一定的怀疑,在学生中间的必要性的工作。
A 他们 B。存在
C。它存在 D。有
选B

a certain just missed a certain date certain a certain什么意思 in a certain way act in a certain in a certain sense A boy can dou everyting for certain certain certain a certain food怎么翻译?（a certain?） a certain country什么意思翻译at a certain 急 just missed a certain date conform to a certain image 译中文:pang dou wo yao qu shuojiao le ,pang dou tai wan le a for certain reason还是for a certain reason Wate-dou-you-dou?.